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Charleston

$177+ Cheap flights from Ontario to Charleston (CHS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHS
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Ontario to Charleston

Keep the following information in mind while searching for Ontario to Charleston flight deals. Data was last updated April 29, 2025.

Round-trip from

$281
(Mytrip)

One-way from

$177
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$508

Good round-trip deal

$239 or less

Good one-way deal

$236 or less
From Ontario to Charleston
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One-way flight from Ontario to Charleston
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Highest demand for flights based on searches. 9% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Ontario to Charleston.
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Price to beat on a one-way flight from Ontario to Charleston.
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Find flight deals from Ontario to Charleston

Cheapest flights from Ontario to Charleston
Explore the most affordable flight options available from Ontario to Charleston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/307:25 pmYYZ - CHS
1 stop26h 44mMultiple Airlines
Mon 6/212:33 pmCHS - YYZ
2 stops23h 57mMultiple Airlines
Deal found 4/29$281
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/305:15 pmYTZ - CHS
1 stop4h 54mMultiple Airlines
Sun 6/16:00 amCHS - YTZ
1 stop5h 40mMultiple Airlines
Deal found 4/28$345
This CheapTicketsDeal deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1311:00 amYUL - CHS
1 stop6h 40mWestJet
Tue 6/179:45 amCHS - YUL
1 stop6h 22mWestJet
Deal found 4/29$368
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:00 amYYZ - CHS
1 stop10h 45mDelta
Sat 9/277:00 amCHS - YYZ
1 stop15h 55mDelta
Deal found 4/29$369
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/59:15 amYUL - CHS
1 stop14h 42mUnited Airlines
Tue 6/106:00 amCHS - YUL
1 stop7h 09mUnited Airlines
Deal found 4/29$374
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/237:29 amYUL - CHS
1 stop12h 29mAmerican Airlines
Tue 5/274:10 pmCHS - YUL
1 stop6h 34mAmerican Airlines
Deal found 4/29$383
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/131:10 pmYUL - CHS
2 stops9h 19mMultiple Airlines
Tue 6/176:00 amCHS - YUL
1 stop11h 55mMultiple Airlines
Deal found 4/29$402
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/54:25 pmYOW - CHS
1 stop17h 32mMultiple Airlines
Sun 6/89:43 amCHS - YOW
1 stop7h 32mMultiple Airlines
Deal found 4/29$438
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/56:00 amYUL - CHS
1 stop9h 26mDelta
Sat 7/124:18 pmCHS - YUL
1 stop17h 49mDelta
Deal found 4/28$443
This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/302:05 pmYYZ - CHS
Nonstop2h 06mAir Canada
Mon 6/210:04 amCHS - YYZ
1 stop7h 05mAir Canada
Deal found 4/28$448
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/302:30 pmYYZ - CHS
1 stop9h 29mUnited Airlines
Mon 6/26:30 amCHS - YYZ
1 stop5h 19mUnited Airlines
Deal found 4/28$455
This American Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/36:00 amYYZ - CHS
1 stop4h 24mAmerican Airlines
Sun 8/32:22 pmCHS - YYZ
1 stop4h 22mAmerican Airlines
Deal found 4/27$471

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Charleston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Ontario to Charleston that are best for you.

Fly from

Ontario

Fly to

Charleston

Route

Depart

Return

Price

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Fri 5/30

7:25 pm-10:09 pm

1 stop26h 44m

Charleston

Mon 6/2

12:33 pm-12:30 pm

2 stops23h 57m

$281

TorontoCharleston

YTZ - CHS

YTZCHS

Toronto Island

Fri 5/30

5:15 pm-10:09 pm

1 stop4h 54m

Charleston

Sun 6/1

6:00 am-11:40 am

1 stop5h 40m

$345

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 6/13

11:00 am-5:40 pm

1 stop6h 40m

Charleston

Tue 6/17

9:45 am-4:07 pm

1 stop6h 22m

$368

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Tue 9/23

6:00 am-4:45 pm

1 stop10h 45m

Charleston

Sat 9/27

7:00 am-10:55 pm

1 stop15h 55m

$369

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Thu 6/5

9:15 am-11:57 pm

1 stop14h 42m

Charleston

Tue 6/10

6:00 am-1:09 pm

1 stop7h 09m

$374

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 5/23

7:29 am-7:58 pm

1 stop12h 29m

Charleston

Tue 5/27

4:10 pm-10:44 pm

1 stop6h 34m

$383

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Fri 6/13

1:10 pm-10:29 pm

2 stops9h 19m

Charleston

Tue 6/17

6:00 am-5:55 pm

1 stop11h 55m

$402

OttawaCharleston

YOW - CHS

YOWCHS

Ottawa

Thu 6/5

4:25 pm-9:57 am

1 stop17h 32m

Charleston

Sun 6/8

9:43 am-5:15 pm

1 stop7h 32m

$438

MontrealCharleston

YUL - CHS

YULCHS

Montreal Pierre Elliott Trudeau Intl

Sat 7/5

6:00 am-3:26 pm

1 stop9h 26m

Charleston

Sat 7/12

4:18 pm-10:07 am

1 stop17h 49m

$443

TorontoCharleston

YYZ - CHS

YYZCHS

Toronto Pearson Intl

Fri 5/30

2:05 pm-4:11 pm

Nonstop2h 06m

Charleston

Mon 6/2

10:04 am-5:09 pm

1 stop7h 05m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 25 results
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Best time to book a flight from Ontario to Charleston

Have a flexible travel schedule? Discover the best time to fly to Charleston from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Charleston

What is the cheapest month to book a flight from Region of Ontario to Charleston?

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Charleston (average of $217). Flying from Region of Ontario to Charleston in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to CHS?

Find hourly flight availability from Ontario to Charleston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

When flying from Region of Ontario to Charleston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Region of Ontario to Charleston

Explore weekly flight availability from Ontario to Charleston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from CAON to CHS are scheduled on a Monday (2 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Charleston by month

Plan your trip to Charleston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

Temperature in Charleston by month

Plan your trip to Charleston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Charleston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Charleston

Get insights into the airlines that provide service to Charleston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Charleston. Reviews last updated April 29, 2025.
To help decide which airline to fly from Ontario to Charleston, see what other customers have to say about Alaska Airlines, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,823 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Charleston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Charleston from Ontario?

    Charleston (CHS), located 10.2 mi from the city center, is the airport you fly into when you book flights from Ontario to Charleston.

  • What are the cheapest airlines to fly from Region of Ontario to Charleston one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $217. However, be on the lookout for offers from Delta and WestJet, as they are both options that can get you from Region of Ontario to Charleston for a low price.

  • What are the most popular routes from Region of Ontario to Charleston?

    The most popular flight routes from Region of Ontario to Charleston are Toronto Pearson Intl - Charleston, Toronto Island - Charleston and Montreal Pierre Elliott Trudeau Intl - Charleston.

  • What are the most reliable airlines from Region of Ontario to Charleston?

    Consider Air Canada (69%), Jazz (69%) or United Airlines (69%) when booking your flight. These represent the most reliable airlines when flying from Region of Ontario to Charleston.

  • What are the cheapest flights from Region of Ontario to Charleston?

    While on average a flight from Region of Ontario to Charleston is generally $328, our data shows the cheapest flight currently is $223. When looking at the most popular route, (Toronto Pearson Intl - Charleston), you can expect to pay $303 for that flight.

  • Can I find deals for flights from Ontario to Charleston that include hotel bookings?

    Yes. In addition to deals on Ontario to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Charleston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Charleston.

  • Can I find deals for business class flights from Ontario to Charleston?

    Yes. Cheapflights offers flight deals from Ontario to Charleston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Charleston?

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Charleston (average of $217). Flying from Region of Ontario to Charleston in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
North Charleston
Summerville
Mount Pleasant
Walterboro
Isle of Palms
Folly Beach
Santee
Edisto Beach

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Alternative routes for Ontario to Charleston

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Charleston

Discover the top airline that operate flights from Ontario to Charleston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$331Average$424FlexibilityNo cancel feeOn-time67%

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